/*******************************************************************************
Copyright(c) 1999 - 2002 Intel Corporation. All rights reserved.
Copyright 2011 Freescale Semiconductor, Inc.
* SPDX-License-Identifier: GPL-2.0+
Contact Information:
Linux NICS <linux.nics@intel.com>
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*******************************************************************************/
/* e1000_hw.h
* Structures, enums, and macros for the MAC
*/
#ifndef _E1000_HW_H_
#define _E1000_HW_H_
#include <linux/list.h>
#include <malloc.h>
#include <net.h>
/* Avoids a compile error since struct eth_device is not defined */
#ifndef CONFIG_DM_ETH
#include <netdev.h>
#endif
#include <asm/io.h>
#include <pci.h>
#ifdef CONFIG_E1000_SPI
#include <spi.h>
#endif
#define E1000_ERR(NIC, fmt, args...) \
printf("e1000: %s: ERROR: " fmt, (NIC)->name ,##args)
#ifdef E1000_DEBUG
#define E1000_DBG(NIC, fmt, args...) \
printf("e1000: %s: DEBUG: " fmt, (NIC)->name ,##args)
#define DEBUGOUT(fmt, args...) printf(fmt ,##args)
#define DEBUGFUNC() printf("%s\n", __func__);
#else
#define E1000_DBG(HW, args...) do { } while (0)
#define DEBUGFUNC() do { } while (0)
#define DEBUGOUT(fmt, args...) do { } while (0)
#endif
/* I/O wrapper functions */
#define E1000_WRITE_REG(a, reg, value) \
writel((value), ((a)->hw_addr + E1000_##reg))
#define E1000_READ_REG(a, reg) \
readl((a)->hw_addr + E1000_##reg)
#define E1000_WRITE_REG_ARRAY(a, reg, offset, value) \
writel((value), ((a)->hw_addr + E1000_##reg + ((offset) << 2)))
#define E1000_READ_REG_ARRAY(a, reg, offset) \
readl((a)->hw_addr + E1000_##reg + ((offset) << 2))
#define E1000_WRITE_FLUSH(a) \
do { E1000_READ_REG(a, STATUS); } while (0)
/* Forward declarations of structures used by the shared code */
struct e1000_hw;
struct e1000_hw_stats;
/* Internal E1000 helper functions */
struct e1000_hw *e1000_find_card(unsigned int cardnum);
#ifndef CONFIG_E1000_NO_NVM
int32_t e1000_acquire_eeprom(struct e1000_hw *hw);
void e1000_standby_eeprom(struct e1000_hw *hw);
void e1000_release_eeprom(struct e1000_hw *hw);
void e1000_raise_ee_clk(struct e1000_hw *hw, uint32_t *eecd);
void e1000_lower_ee_clk(struct e1000_hw *hw, uint32_t *eecd);
#endif
#ifdef CONFIG_E1000_SPI
int do_e1000_spi(cmd_tbl_t *cmdtp, struct e1000_hw *hw,
int argc, char * const argv[]);
#endif
/* Enumerated types specific to the e1000 hardware */
/* Media Access Controlers */
typedef enum {
e1000_undefined = 0,
e1000_82542_rev2_0,
e1000_82542_rev2_1,
e1000_82543,
e1000_82544,
e1000_82540,
e1000_82545,
e1000_82545_rev_3,
e1000_82546,
e1000_82546_rev_3,
e1000_82541,
e1000_82541_rev_2,
e1000_82547,
e1000_82547_rev_2,
e1000_82571,
e1000_82572,
e1000_82573,
e1000_82574,
e1000_80003es2lan,
e1000_ich8lan,
e1000_igb,
e1000_num_macs
} e1000_mac_type;
/* Media Types */
typedef enum {
e1000_media_type_copper = 0,
e1000_media_type_fiber = 1,
e1000_media_type_internal_serdes = 2,
e1000_num_media_types
} e1000_media_type;
typedef enum {
e1000_eeprom_uninitialized = 0,
e1000_eeprom_spi,
e1000_eeprom_microwire,
e1000_eeprom_flash,
e1000_eeprom_ich8,
e1000_eeprom_none, /* No NVM support */
e1000_eeprom_invm,
e1000_num_eeprom_types
} e1000_eeprom_type;
typedef enum {
e1000_10_half = 0,
e1000_10_full = 1,
e1000_100_half = 2,
e1000_100_full = 3
} e1000_speed_duplex_type;
/* Flow Control Settings */
typedef enum {
e1000_fc_none = 0,
e1000_fc_rx_pause = 1,
e1000_fc_tx_pause = 2,
e1000_fc_full = 3,
e1000_fc_default = 0xFF
} e1000_fc_type;
/* PCI bus types */
typedef enum {
e1000_bus_type_unknown = 0,
e1000_bus_type_pci,
e1000_bus_type_pcix,
e1000_bus_type_pci_express,
e1000_bus_type_reserved
} e1000_bus_type;
/* PCI bus speeds */
typedef enum {
e1000_bus_speed_unknown = 0,
e1000_bus_speed_33,
e1000_bus_speed_66,
e1000_bus_speed_100,
e1000_bus_speed_133,
e1000_bus_speed_reserved
} e1000_bus_speed;
/* PCI bus widths */
typedef enum {
e1000_bus_width_unknown = 0,
e1000_bus_width_32,
e1000_bus_width_64
} e1000_bus_width;
/* PHY status info structure and supporting enums */
typedef enum {
e1000_cable_length_50 = 0,
e1000_cable_length_50_80,
e1000_cable_length_80_110,
e1000_cable_length_110_140,
e1000_cable_length_140,
e1000_cable_length_undefined = 0xFF
} e1000_cable_length;
typedef enum {
e1000_10bt_ext_dist_enable_normal = 0,
e1000_10bt_ext_dist_enable_lower,
e1000_10bt_ext_dist_enable_undefined = 0xFF
} e1000_10bt_ext_dist_enable;
typedef enum {
e1000_rev_polarity_normal = 0,
e1000_rev_polarity_reversed,
e1000_rev_polarity_undefined = 0xFF
} e1000_rev_polarity;
typedef enum {
e1000_polarity_reversal_enabled = 0,
e1000_polarity_reversal_disabled,
e1000_polarity_reversal_undefined = 0xFF
} e1000_polarity_reversal;
typedef enum {
e1000_auto_x_mode_manual_mdi = 0,
e1000_auto_x_mode_manual_mdix,
e1000_auto_x_mode_auto1,
e1000_auto_x_mode_auto2,
e1000_auto_x_mode_undefined = 0xFF
} e1000_auto_x_mode;
typedef enum {
e1000_1000t_rx_status_not_ok = 0,
e1000_1000t_rx_status_ok,
e1000_1000t_rx_status_undefined = 0xFF
} e1000_1000t_rx_status;
typedef enum {
e1000_phy_m88 = 0,
e1000_phy_igp,
e1000_phy_igp_2,
e1000_phy_gg82563,
e1000_phy_igp_3,
e1000_phy_ife,
e1000_phy_igb,
e1000_phy_bm,
e1000_phy_undefined = 0xFF
} e1000_phy_type;
struct e1000_phy_info {
e1000_cable_length cable_length;
e1000_10bt_ext_dist_enable extended_10bt_distance;
e1000_rev_polarity cable_polarity;
e1000_polarity_reversal polarity_correction;
e1000_auto_x_mode mdix_mode;
e1000_1000t_rx_status local_rx;
e1000_1000t_rx_status remote_rx;
};
struct e1000_phy_stats {
uint32_t idle_errors;
uint32_t receive_errors;
};
/* Error Codes */
#define E1000_SUCCESS 0
#define E1000_ERR_EEPROM 1
#define E1000_ERR_PHY 2
#define E1000_ERR_CONFIG 3
#define E1000_ERR_PARAM 4
#define E1000_ERR_MAC_TYPE 5
#define E1000_ERR_PHY_TYPE 6
#define E1000_ERR_NOLINK 7
#define E1000_ERR_TIMEOUT 8
#define E1000_ERR_RESET 9
#define E1000_ERR_MASTER_REQUESTS_PENDING 10
#define E1000_ERR_HOST_INTERFACE_COMMAND 11
#define E1000_BLK_PHY_RESET 12
#define E1000_ERR_SWFW_SYNC 13
/* PCI Device IDs */
#define E1000_DEV_ID_82542 0x1000
#define E1000_DEV_ID_82543GC_FIBER 0x1001
#define E1000_DEV_ID_82543GC_COPPER 0x1004
#define E1000_DEV_ID_82544EI_COPPER 0x1008
#define E1000_DEV_ID_82544EI_FIBER 0x1009
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